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// SPDX-License-Identifier: GPL-2.0+
/*
Copyright (c) 2015 Broadcom Corporation
All Rights Reserved
*/
/*
* Created on: Jan 2016
* Author: yuval.raviv@broadcom.com
*/
#include "mac_drv.h"
#define MAX_MAC_DEVS 16
extern mac_drv_t mac_drv_unimac;
extern mac_drv_t mac_drv_lport;
extern mac_drv_t mac_drv_gmac;
extern mac_drv_t mac_drv_sf2;
extern mac_drv_t mac_drv_53125;
#ifdef MAC_XPORT
extern mac_drv_t mac_drv_xport;
#endif
mac_drv_t *mac_drivers[MAC_TYPE_MAX] = {};
int mac_driver_set(mac_drv_t *mac_drv)
{
if (mac_drivers[mac_drv->mac_type])
{
printk("Failed adding mac driver %s: already set\n", mac_drv->name);
return -1;
}
else
{
mac_drivers[mac_drv->mac_type] = mac_drv;
return 0;
}
}
EXPORT_SYMBOL(mac_driver_set);
int mac_driver_init(mac_type_t mac_type)
{
mac_drv_t *mac_drv;
if (!(mac_drv = mac_drivers[mac_type]))
return 0;
return mac_drv_init(mac_drv);
}
EXPORT_SYMBOL(mac_driver_init);
int mac_drivers_set(void)
{
int ret = 0;
#ifdef MAC_UNIMAC
ret |= mac_driver_set(&mac_drv_unimac);
#endif
#ifdef MAC_LPORT
ret |= mac_driver_set(&mac_drv_lport);
#endif
#ifdef MAC_GMAC
ret |= mac_driver_set(&mac_drv_gmac);
#endif
#ifdef MAC_53125
ret |= mac_driver_set(&mac_drv_53125);
#endif
#if defined(MAC_SF2) || defined(MAC_SF2_EXTERNAL)
ret |= mac_driver_set(&mac_drv_sf2);
#endif
#ifdef MAC_XPORT
ret |= mac_driver_set(&mac_drv_xport);
#endif
return ret;
}
EXPORT_SYMBOL(mac_drivers_set);
int mac_drivers_init(void)
{
int ret = 0;
ret |= mac_driver_init(MAC_TYPE_UNIMAC);
ret |= mac_driver_init(MAC_TYPE_LPORT);
ret |= mac_driver_init(MAC_TYPE_GMAC);
ret |= mac_driver_init(MAC_TYPE_SF2);
ret |= mac_driver_init(MAC_TYPE_XPORT);
ret |= mac_driver_init(MAC_TYPE_53125);
return ret;
}
EXPORT_SYMBOL(mac_drivers_init);
static mac_dev_t mac_devices[MAX_MAC_DEVS] = {};
#ifdef __KERNEL__
/* For internal use only by proc interface */
int mac_devices_internal_index(mac_dev_t *mac_dev)
{
uint32_t i;
for (i = 0; i < MAX_MAC_DEVS; i++)
{
if (&mac_devices[i] == mac_dev)
return i;
}
return -1;
}
EXPORT_SYMBOL(mac_devices_internal_index);
#endif
static mac_dev_t *mac_dev_get(mac_type_t mac_type, int mac_id)
{
int i;
mac_dev_t *mac_dev = NULL;
for (i = 0; i < MAX_MAC_DEVS; i++)
{
if (!mac_devices[i].mac_drv)
continue;
if (mac_devices[i].mac_drv->mac_type != mac_type)
continue;
if (mac_devices[i].mac_id != mac_id)
continue;
mac_dev = &mac_devices[i];
break;
}
return mac_dev;
}
mac_dev_t *mac_dev_add(mac_type_t mac_type, int mac_id, void *priv)
{
uint32_t i;
mac_drv_t *mac_drv = NULL;
mac_dev_t *mac_dev = NULL;
if (!(mac_drv = mac_drivers[mac_type]))
{
printk("Failed to find MAC driver: mac_type=%d\n", mac_type);
return NULL;
}
if ((mac_dev = mac_dev_get(mac_type, mac_id)))
{
printk("Mac device already exists: %s:%d\n", mac_drv->name, mac_id);
return NULL;
}
for (i = 0; i < MAX_MAC_DEVS && mac_devices[i].mac_drv != NULL; i++);
if (i == MAX_MAC_DEVS)
{
printk("Failed adding mac device: %s:%d\n", mac_drv->name, mac_id);
return NULL;
}
mac_dev = &mac_devices[i];
mac_dev->mac_drv = mac_drv;
mac_dev->mac_id = mac_id;
mac_dev->priv = priv;
if (mac_drv_dev_add(mac_dev))
{
printk("Failed to add MAC device to the driver: %s:%d\n", mac_drv->name, mac_id);
mac_dev_del(mac_dev);
return NULL;
}
return mac_dev;
}
EXPORT_SYMBOL(mac_dev_add);
int mac_dev_del(mac_dev_t *mac_dev)
{
mac_drv_dev_del(mac_dev);
memset(mac_dev, 0, sizeof(mac_dev_t));
return 0;
}
EXPORT_SYMBOL(mac_dev_del);
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